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West of the Old Soapstone Quarry, Santa Catalina Island, Los Angeles County, California, USAi
Regional Level Types
West of the Old Soapstone QuarryQuarry
Santa Catalina IslandIsland
Los Angeles CountyCounty
CaliforniaState
USACountry

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Latitude & Longitude (WGS84):
33° North , 118° West (est.)
Estimate based on other nearby localities or region boundaries.
Margin of Error:
~20km
GRN:
N23W71
Type:
Quarry
Köppen climate type:
BSk : Cold semi-arid (steppe) climate
Mindat Locality ID:
210250
Long-form identifier:
mindat:1:2:210250:7
GUID (UUID V4):
0


An occurrence ½ mile W of the old quarry.

Select Mineral List Type

StandardDetailedGalleryStrunzChemical Elements

Gallery:

List of minerals arranged by Strunz 10th Edition classification

Group 4 - Oxides and Hydroxides
ⓘCorundum4.CB.05Al2O3
Group 9 - Silicates
ⓘKyanite9.AF.15Al2(SiO4)O
ⓘMuscovite9.EC.15KAl2(AlSi3O10)(OH)2
Unclassified
ⓘ'Plagioclase'-(Na,Ca)[(Si,Al)AlSi2]O8

List of minerals for each chemical element

HHydrogen
HⓘMuscoviteKAl2(AlSi3O10)(OH)2
OOxygen
OⓘCorundumAl2O3
OⓘKyaniteAl2(SiO4)O
OⓘMuscoviteKAl2(AlSi3O10)(OH)2
OⓘPlagioclase(Na,Ca)[(Si,Al)AlSi2]O8
NaSodium
NaⓘPlagioclase(Na,Ca)[(Si,Al)AlSi2]O8
AlAluminium
AlⓘCorundumAl2O3
AlⓘKyaniteAl2(SiO4)O
AlⓘMuscoviteKAl2(AlSi3O10)(OH)2
AlⓘPlagioclase(Na,Ca)[(Si,Al)AlSi2]O8
SiSilicon
SiⓘKyaniteAl2(SiO4)O
SiⓘMuscoviteKAl2(AlSi3O10)(OH)2
SiⓘPlagioclase(Na,Ca)[(Si,Al)AlSi2]O8
KPotassium
KⓘMuscoviteKAl2(AlSi3O10)(OH)2
CaCalcium
CaⓘPlagioclase(Na,Ca)[(Si,Al)AlSi2]O8

Other Regions, Features and Areas containing this locality

North America Plate
Pacific PlateTectonic Plate

This page contains all mineral locality references listed on mindat.org. This does not claim to be a complete list. If you know of more minerals from this site, pleaseregister so you can add to our database. This locality information is for reference purposes only. You should never attempt tovisit any sites listed in mindat.org without first ensuring that you have the permission of the land and/or mineral rights holdersfor access and that you are aware of all safety precautions necessary.

References

Bradley, W.W. (1941), Thirty-seventh report of the State Mineralogist: California Division Mines Report 37: 194
Pemberton, H. Earl (1983)Minerals of California. Van Nostrand Reinhold Company Inc.
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To cite: Ralph, J., Von Bargen, D., Martynov, P., Zhang, J., Que, X., Prabhu, A., Morrison, S. M., Li, W., Chen, W., & Ma, X. (2025). Mindat.org: The open access mineralogy database to accelerate data-intensive geoscience research. American Mineralogist, 110(6), 833–844.doi:10.2138/am-2024-9486.
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